Ecology 1

The living parts of an ecosystem.

• biotic

• abiotic

Organisms that break down the dead remains of other organisms, & return nutrients to the soil.

• decomposers

• primary consumers

• producers

• secondary consumers

A habitat where plants, animals, and microorganisms interact with each other other and their natural surroundings.

• environment

• ecosystem

• food web

• food chain

The specific environment which provides the things an organism needs to live, grow, and reproduce.

• food chain

• ecosystem

• habitat

• condominium

An organism that can make its own food, such as plants.

• producer

• consumer

• decomposer

_____ are organism that break down and absorbs nutrients from dead organisms.

• scavenger
• decomposer
• primary consumer
• producer

Which BEST represents the biotic components of an ecosystem?

• plants, animals, and climate
• producers, moisture, and consumers
• producers, decomposers, and consumers
• sunlight, atmospheric pressure, and temperature

______ role or position that an organism has in its environment

• habitat
• ecosystem
• community
• niche

_____ organisms of same species that live in the same location

• community
• population
• ecosystem
• biome

what type of organism is the foundation of all ecosystems?

• herbivore
• heterotroph 
• decomposer
• autotroph